84429940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{853}}^1$

素因数の和:977

約数の個数: 72

約数和(自身を含む): 208536552

約数和(自身を除く): 124106612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 101, 140, 196, 202, 245, 404, 490, 505, 707, 853, 980, 1010, 1414, 1706, 2020, 2828, 3412, 3535, 4265, 4949, 5971, 7070, 8530, 9898, 11942, 14140, 17060, 19796, 23884, 24745, 29855, 41797, 49490, 59710, 83594, 86153, 98980, 119420, 167188, 172306, 208985, 344612, 417970, 430765, 603071, 835940, 861530, 1206142, 1723060, 2412284, 3015355, 4221497, 6030710, 8442994, 12061420, 16885988, 21107485, 42214970, 84429940]

約数ペア:

[(1, 84429940), (2, 42214970), (4, 21107485), (5, 16885988), (7, 12061420), (10, 8442994), (14, 6030710), (20, 4221497), (28, 3015355), (35, 2412284), (49, 1723060), (70, 1206142), (98, 861530), (101, 835940), (140, 603071), (196, 430765), (202, 417970), (245, 344612), (404, 208985), (490, 172306), (505, 167188), (707, 119420), (853, 98980), (980, 86153), (1010, 83594), (1414, 59710), (1706, 49490), (2020, 41797), (2828, 29855), (3412, 24745), (3535, 23884), (4265, 19796), (4949, 17060), (5971, 14140), (7070, 11942), (8530, 9898)]