17882800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:231

約数の個数: 120

約数和(自身を含む): 48972560

約数和(自身を除く): 31089760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 181, 190, 200, 208, 247, 260, 304, 325, 362, 380, 400, 475, 494, 520, 650, 724, 760, 905, 950, 988, 1040, 1235, 1300, 1448, 1520, 1810, 1900, 1976, 2353, 2470, 2600, 2896, 3439, 3620, 3800, 3952, 4525, 4706, 4940, 5200, 6175, 6878, 7240, 7600, 9050, 9412, 9880, 11765, 12350, 13756, 14480, 17195, 18100, 18824, 19760, 23530, 24700, 27512, 34390, 36200, 37648, 44707, 47060, 49400, 55024, 58825, 68780, 72400, 85975, 89414, 94120, 98800, 117650, 137560, 171950, 178828, 188240, 223535, 235300, 275120, 343900, 357656, 447070, 470600, 687800, 715312, 894140, 941200, 1117675, 1375600, 1788280, 2235350, 3576560, 4470700, 8941400, 17882800]

約数ペア:

[(1, 17882800), (2, 8941400), (4, 4470700), (5, 3576560), (8, 2235350), (10, 1788280), (13, 1375600), (16, 1117675), (19, 941200), (20, 894140), (25, 715312), (26, 687800), (38, 470600), (40, 447070), (50, 357656), (52, 343900), (65, 275120), (76, 235300), (80, 223535), (95, 188240), (100, 178828), (104, 171950), (130, 137560), (152, 117650), (181, 98800), (190, 94120), (200, 89414), (208, 85975), (247, 72400), (260, 68780), (304, 58825), (325, 55024), (362, 49400), (380, 47060), (400, 44707), (475, 37648), (494, 36200), (520, 34390), (650, 27512), (724, 24700), (760, 23530), (905, 19760), (950, 18824), (988, 18100), (1040, 17195), (1235, 14480), (1300, 13756), (1448, 12350), (1520, 11765), (1810, 9880), (1900, 9412), (1976, 9050), (2353, 7600), (2470, 7240), (2600, 6878), (2896, 6175), (3439, 5200), (3620, 4940), (3800, 4706), (3952, 4525)]