20174861580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{249257}}^1$

素因数の和:249359

約数の個数: 96

約数和(自身を含む): 60300495360

約数和(自身を除く): 40125633780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 71, 76, 95, 114, 142, 190, 213, 228, 284, 285, 355, 380, 426, 570, 710, 852, 1065, 1140, 1349, 1420, 2130, 2698, 4047, 4260, 5396, 6745, 8094, 13490, 16188, 20235, 26980, 40470, 80940, 249257, 498514, 747771, 997028, 1246285, 1495542, 2492570, 2991084, 3738855, 4735883, 4985140, 7477710, 9471766, 14207649, 14955420, 17697247, 18943532, 23679415, 28415298, 35394494, 47358830, 53091741, 56830596, 70788988, 71038245, 88486235, 94717660, 106183482, 142076490, 176972470, 212366964, 265458705, 284152980, 336247693, 353944940, 530917410, 672495386, 1008743079, 1061834820, 1344990772, 1681238465, 2017486158, 3362476930, 4034972316, 5043715395, 6724953860, 10087430790, 20174861580]

約数ペア:

[(1, 20174861580), (2, 10087430790), (3, 6724953860), (4, 5043715395), (5, 4034972316), (6, 3362476930), (10, 2017486158), (12, 1681238465), (15, 1344990772), (19, 1061834820), (20, 1008743079), (30, 672495386), (38, 530917410), (57, 353944940), (60, 336247693), (71, 284152980), (76, 265458705), (95, 212366964), (114, 176972470), (142, 142076490), (190, 106183482), (213, 94717660), (228, 88486235), (284, 71038245), (285, 70788988), (355, 56830596), (380, 53091741), (426, 47358830), (570, 35394494), (710, 28415298), (852, 23679415), (1065, 18943532), (1140, 17697247), (1349, 14955420), (1420, 14207649), (2130, 9471766), (2698, 7477710), (4047, 4985140), (4260, 4735883), (5396, 3738855), (6745, 2991084), (8094, 2492570), (13490, 1495542), (16188, 1246285), (20235, 997028), (26980, 747771), (40470, 498514), (80940, 249257)]