40717760

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:254

約数の個数: 112

約数和(自身を含む): 105399840

約数和(自身を除く): 64682080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 148, 152, 160, 181, 185, 190, 296, 304, 320, 362, 370, 380, 592, 608, 703, 724, 740, 760, 905, 1184, 1216, 1406, 1448, 1480, 1520, 1810, 2368, 2812, 2896, 2960, 3040, 3439, 3515, 3620, 5624, 5792, 5920, 6080, 6697, 6878, 7030, 7240, 11248, 11584, 11840, 13394, 13756, 14060, 14480, 17195, 22496, 26788, 27512, 28120, 28960, 33485, 34390, 44992, 53576, 55024, 56240, 57920, 66970, 68780, 107152, 110048, 112480, 127243, 133940, 137560, 214304, 220096, 224960, 254486, 267880, 275120, 428608, 508972, 535760, 550240, 636215, 1017944, 1071520, 1100480, 1272430, 2035888, 2143040, 2544860, 4071776, 5089720, 8143552, 10179440, 20358880, 40717760]

約数ペア:

[(1, 40717760), (2, 20358880), (4, 10179440), (5, 8143552), (8, 5089720), (10, 4071776), (16, 2544860), (19, 2143040), (20, 2035888), (32, 1272430), (37, 1100480), (38, 1071520), (40, 1017944), (64, 636215), (74, 550240), (76, 535760), (80, 508972), (95, 428608), (148, 275120), (152, 267880), (160, 254486), (181, 224960), (185, 220096), (190, 214304), (296, 137560), (304, 133940), (320, 127243), (362, 112480), (370, 110048), (380, 107152), (592, 68780), (608, 66970), (703, 57920), (724, 56240), (740, 55024), (760, 53576), (905, 44992), (1184, 34390), (1216, 33485), (1406, 28960), (1448, 28120), (1480, 27512), (1520, 26788), (1810, 22496), (2368, 17195), (2812, 14480), (2896, 14060), (2960, 13756), (3040, 13394), (3439, 11840), (3515, 11584), (3620, 11248), (5624, 7240), (5792, 7030), (5920, 6878), (6080, 6697)]