20846766720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{835207}}^1$

素因数の和:835242

約数の個数: 128

約数和(自身を含む): 71560621440

約数和(自身を除く): 50713854720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 835207, 1670414, 2505621, 3340828, 4176035, 5011242, 6681656, 8352070, 10022484, 10857691, 12528105, 13363312, 16704140, 20044968, 21715382, 25056210, 26726624, 32573073, 33408280, 40089936, 43430764, 50112420, 53453248, 54288455, 65146146, 66816560, 80179872, 86861528, 100224840, 106906496, 108576910, 130292292, 133633120, 160359744, 162865365, 173723056, 200449680, 217153820, 260584584, 267266240, 320719488, 325730730, 347446112, 400899360, 434307640, 521169168, 534532480, 651461460, 694892224, 801798720, 868615280, 1042338336, 1302922920, 1389784448, 1603597440, 1737230560, 2084676672, 2605845840, 3474461120, 4169353344, 5211691680, 6948922240, 10423383360, 20846766720]

約数ペア:

[(1, 20846766720), (2, 10423383360), (3, 6948922240), (4, 5211691680), (5, 4169353344), (6, 3474461120), (8, 2605845840), (10, 2084676672), (12, 1737230560), (13, 1603597440), (15, 1389784448), (16, 1302922920), (20, 1042338336), (24, 868615280), (26, 801798720), (30, 694892224), (32, 651461460), (39, 534532480), (40, 521169168), (48, 434307640), (52, 400899360), (60, 347446112), (64, 325730730), (65, 320719488), (78, 267266240), (80, 260584584), (96, 217153820), (104, 200449680), (120, 173723056), (128, 162865365), (130, 160359744), (156, 133633120), (160, 130292292), (192, 108576910), (195, 106906496), (208, 100224840), (240, 86861528), (260, 80179872), (312, 66816560), (320, 65146146), (384, 54288455), (390, 53453248), (416, 50112420), (480, 43430764), (520, 40089936), (624, 33408280), (640, 32573073), (780, 26726624), (832, 25056210), (960, 21715382), (1040, 20044968), (1248, 16704140), (1560, 13363312), (1664, 12528105), (1920, 10857691), (2080, 10022484), (2496, 8352070), (3120, 6681656), (4160, 5011242), (4992, 4176035), (6240, 3340828), (8320, 2505621), (12480, 1670414), (24960, 835207)]