1919349460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{911}}^1$

素因数の和:1177

約数の個数: 96

約数和(自身を含む): 4688409600

約数和(自身を除く): 2769060140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 149, 202, 298, 404, 505, 596, 707, 745, 911, 1010, 1043, 1414, 1490, 1822, 2020, 2086, 2828, 2980, 3535, 3644, 4172, 4555, 5215, 6377, 7070, 9110, 10430, 12754, 14140, 15049, 18220, 20860, 25508, 30098, 31885, 60196, 63770, 75245, 92011, 105343, 127540, 135739, 150490, 184022, 210686, 271478, 300980, 368044, 421372, 460055, 526715, 542956, 644077, 678695, 920110, 950173, 1053430, 1288154, 1357390, 1840220, 1900346, 2106860, 2576308, 2714780, 3220385, 3800692, 4750865, 6440770, 9501730, 12881540, 13709639, 19003460, 27419278, 54838556, 68548195, 95967473, 137096390, 191934946, 274192780, 383869892, 479837365, 959674730, 1919349460]

約数ペア:

[(1, 1919349460), (2, 959674730), (4, 479837365), (5, 383869892), (7, 274192780), (10, 191934946), (14, 137096390), (20, 95967473), (28, 68548195), (35, 54838556), (70, 27419278), (101, 19003460), (140, 13709639), (149, 12881540), (202, 9501730), (298, 6440770), (404, 4750865), (505, 3800692), (596, 3220385), (707, 2714780), (745, 2576308), (911, 2106860), (1010, 1900346), (1043, 1840220), (1414, 1357390), (1490, 1288154), (1822, 1053430), (2020, 950173), (2086, 920110), (2828, 678695), (2980, 644077), (3535, 542956), (3644, 526715), (4172, 460055), (4555, 421372), (5215, 368044), (6377, 300980), (7070, 271478), (9110, 210686), (10430, 184022), (12754, 150490), (14140, 135739), (15049, 127540), (18220, 105343), (20860, 92011), (25508, 75245), (30098, 63770), (31885, 60196)]