20855913390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{65777}}^1$

素因数の和:66074

約数の個数: 96

約数和(自身を含む): 58612934016

約数和(自身を除く): 37757020626

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 271, 390, 542, 585, 813, 1170, 1355, 1626, 2439, 2710, 3523, 4065, 4878, 7046, 8130, 10569, 12195, 17615, 21138, 24390, 31707, 35230, 52845, 63414, 65777, 105690, 131554, 158535, 197331, 317070, 328885, 394662, 591993, 657770, 855101, 986655, 1183986, 1710202, 1973310, 2565303, 2959965, 4275505, 5130606, 5919930, 7695909, 8551010, 12826515, 15391818, 17825567, 25653030, 35651134, 38479545, 53476701, 76959090, 89127835, 106953402, 160430103, 178255670, 231732371, 267383505, 320860206, 463464742, 534767010, 695197113, 802150515, 1158661855, 1390394226, 1604301030, 2085591339, 2317323710, 3475985565, 4171182678, 6951971130, 10427956695, 20855913390]

約数ペア:

[(1, 20855913390), (2, 10427956695), (3, 6951971130), (5, 4171182678), (6, 3475985565), (9, 2317323710), (10, 2085591339), (13, 1604301030), (15, 1390394226), (18, 1158661855), (26, 802150515), (30, 695197113), (39, 534767010), (45, 463464742), (65, 320860206), (78, 267383505), (90, 231732371), (117, 178255670), (130, 160430103), (195, 106953402), (234, 89127835), (271, 76959090), (390, 53476701), (542, 38479545), (585, 35651134), (813, 25653030), (1170, 17825567), (1355, 15391818), (1626, 12826515), (2439, 8551010), (2710, 7695909), (3523, 5919930), (4065, 5130606), (4878, 4275505), (7046, 2959965), (8130, 2565303), (10569, 1973310), (12195, 1710202), (17615, 1183986), (21138, 986655), (24390, 855101), (31707, 657770), (35230, 591993), (52845, 394662), (63414, 328885), (65777, 317070), (105690, 197331), (131554, 158535)]