1640470188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{1993}}^1$

素因数の和:2287

約数の個数: 96

約数和(自身を含む): 4502292480

約数和(自身を除く): 2861822292

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 239, 246, 287, 478, 492, 574, 717, 861, 956, 1148, 1434, 1673, 1722, 1993, 2868, 3346, 3444, 3986, 5019, 5979, 6692, 7972, 9799, 10038, 11958, 13951, 19598, 20076, 23916, 27902, 29397, 39196, 41853, 55804, 58794, 68593, 81713, 83706, 117588, 137186, 163426, 167412, 205779, 245139, 274372, 326852, 411558, 476327, 490278, 571991, 823116, 952654, 980556, 1143982, 1428981, 1715973, 1905308, 2287964, 2857962, 3334289, 3431946, 5715924, 6668578, 6863892, 10002867, 13337156, 19529407, 20005734, 39058814, 40011468, 58588221, 78117628, 117176442, 136705849, 234352884, 273411698, 410117547, 546823396, 820235094, 1640470188]

約数ペア:

[(1, 1640470188), (2, 820235094), (3, 546823396), (4, 410117547), (6, 273411698), (7, 234352884), (12, 136705849), (14, 117176442), (21, 78117628), (28, 58588221), (41, 40011468), (42, 39058814), (82, 20005734), (84, 19529407), (123, 13337156), (164, 10002867), (239, 6863892), (246, 6668578), (287, 5715924), (478, 3431946), (492, 3334289), (574, 2857962), (717, 2287964), (861, 1905308), (956, 1715973), (1148, 1428981), (1434, 1143982), (1673, 980556), (1722, 952654), (1993, 823116), (2868, 571991), (3346, 490278), (3444, 476327), (3986, 411558), (5019, 326852), (5979, 274372), (6692, 245139), (7972, 205779), (9799, 167412), (10038, 163426), (11958, 137186), (13951, 117588), (19598, 83706), (20076, 81713), (23916, 68593), (27902, 58794), (29397, 55804), (39196, 41853)]