1901764625380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{819493}}^1$

素因数の和:819749

約数の個数: 96

約数和(自身を含む): 4361543746560

約数和(自身を除く): 2459779121180

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 197, 310, 380, 394, 589, 620, 788, 985, 1178, 1970, 2356, 2945, 3743, 3940, 5890, 6107, 7486, 11780, 12214, 14972, 18715, 24428, 30535, 37430, 61070, 74860, 116033, 122140, 232066, 464132, 580165, 819493, 1160330, 1638986, 2320660, 3277972, 4097465, 8194930, 15570367, 16389860, 25404283, 31140734, 50808566, 62281468, 77851835, 101617132, 127021415, 155703670, 161440121, 254042830, 311407340, 322880242, 482681377, 508085660, 645760484, 807200605, 965362754, 1614401210, 1930725508, 2413406885, 3067362299, 3228802420, 4826813770, 5004643751, 6134724598, 9653627540, 10009287502, 12269449196, 15336811495, 20018575004, 25023218755, 30673622990, 50046437510, 61347245980, 95088231269, 100092875020, 190176462538, 380352925076, 475441156345, 950882312690, 1901764625380]

約数ペア:

[(1, 1901764625380), (2, 950882312690), (4, 475441156345), (5, 380352925076), (10, 190176462538), (19, 100092875020), (20, 95088231269), (31, 61347245980), (38, 50046437510), (62, 30673622990), (76, 25023218755), (95, 20018575004), (124, 15336811495), (155, 12269449196), (190, 10009287502), (197, 9653627540), (310, 6134724598), (380, 5004643751), (394, 4826813770), (589, 3228802420), (620, 3067362299), (788, 2413406885), (985, 1930725508), (1178, 1614401210), (1970, 965362754), (2356, 807200605), (2945, 645760484), (3743, 508085660), (3940, 482681377), (5890, 322880242), (6107, 311407340), (7486, 254042830), (11780, 161440121), (12214, 155703670), (14972, 127021415), (18715, 101617132), (24428, 77851835), (30535, 62281468), (37430, 50808566), (61070, 31140734), (74860, 25404283), (116033, 16389860), (122140, 15570367), (232066, 8194930), (464132, 4097465), (580165, 3277972), (819493, 2320660), (1160330, 1638986)]