40013560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 98743680

約数和(自身を除く): 58730120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 61, 62, 92, 115, 122, 124, 155, 184, 230, 244, 248, 305, 310, 460, 488, 529, 610, 620, 713, 920, 1058, 1220, 1240, 1403, 1426, 1891, 2116, 2440, 2645, 2806, 2852, 3565, 3782, 4232, 5290, 5612, 5704, 7015, 7130, 7564, 9455, 10580, 11224, 14030, 14260, 15128, 16399, 18910, 21160, 28060, 28520, 32269, 32798, 37820, 43493, 56120, 64538, 65596, 75640, 81995, 86986, 129076, 131192, 161345, 163990, 173972, 217465, 258152, 322690, 327980, 347944, 434930, 645380, 655960, 869860, 1000339, 1290760, 1739720, 2000678, 4001356, 5001695, 8002712, 10003390, 20006780, 40013560]

約数ペア:

[(1, 40013560), (2, 20006780), (4, 10003390), (5, 8002712), (8, 5001695), (10, 4001356), (20, 2000678), (23, 1739720), (31, 1290760), (40, 1000339), (46, 869860), (61, 655960), (62, 645380), (92, 434930), (115, 347944), (122, 327980), (124, 322690), (155, 258152), (184, 217465), (230, 173972), (244, 163990), (248, 161345), (305, 131192), (310, 129076), (460, 86986), (488, 81995), (529, 75640), (610, 65596), (620, 64538), (713, 56120), (920, 43493), (1058, 37820), (1220, 32798), (1240, 32269), (1403, 28520), (1426, 28060), (1891, 21160), (2116, 18910), (2440, 16399), (2645, 15128), (2806, 14260), (2852, 14030), (3565, 11224), (3782, 10580), (4232, 9455), (5290, 7564), (5612, 7130), (5704, 7015)]