20101915860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{67289}}^1$

素因数の和:67697

約数の個数: 96

約数和(自身を含む): 60774174720

約数和(自身を除く): 40672258860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 383, 390, 766, 780, 1149, 1532, 1915, 2298, 3830, 4596, 4979, 5745, 7660, 9958, 11490, 14937, 19916, 22980, 24895, 29874, 49790, 59748, 67289, 74685, 99580, 134578, 149370, 201867, 269156, 298740, 336445, 403734, 672890, 807468, 874757, 1009335, 1345780, 1749514, 2018670, 2624271, 3499028, 4037340, 4373785, 5248542, 8747570, 10497084, 13121355, 17495140, 25771687, 26242710, 51543374, 52485420, 77315061, 103086748, 128858435, 154630122, 257716870, 309260244, 335031931, 386575305, 515433740, 670063862, 773150610, 1005095793, 1340127724, 1546301220, 1675159655, 2010191586, 3350319310, 4020383172, 5025478965, 6700638620, 10050957930, 20101915860]

約数ペア:

[(1, 20101915860), (2, 10050957930), (3, 6700638620), (4, 5025478965), (5, 4020383172), (6, 3350319310), (10, 2010191586), (12, 1675159655), (13, 1546301220), (15, 1340127724), (20, 1005095793), (26, 773150610), (30, 670063862), (39, 515433740), (52, 386575305), (60, 335031931), (65, 309260244), (78, 257716870), (130, 154630122), (156, 128858435), (195, 103086748), (260, 77315061), (383, 52485420), (390, 51543374), (766, 26242710), (780, 25771687), (1149, 17495140), (1532, 13121355), (1915, 10497084), (2298, 8747570), (3830, 5248542), (4596, 4373785), (4979, 4037340), (5745, 3499028), (7660, 2624271), (9958, 2018670), (11490, 1749514), (14937, 1345780), (19916, 1009335), (22980, 874757), (24895, 807468), (29874, 672890), (49790, 403734), (59748, 336445), (67289, 298740), (74685, 269156), (99580, 201867), (134578, 149370)]