71740220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1879}}^1$

素因数の和:1994

約数の個数: 48

約数和(自身を含む): 159183360

約数和(自身を除く): 87443140

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 460, 830, 1660, 1879, 1909, 3758, 3818, 7516, 7636, 9395, 9545, 18790, 19090, 37580, 38180, 43217, 86434, 155957, 172868, 216085, 311914, 432170, 623828, 779785, 864340, 1559570, 3119140, 3587011, 7174022, 14348044, 17935055, 35870110, 71740220]

約数ペア:

[(1, 71740220), (2, 35870110), (4, 17935055), (5, 14348044), (10, 7174022), (20, 3587011), (23, 3119140), (46, 1559570), (83, 864340), (92, 779785), (115, 623828), (166, 432170), (230, 311914), (332, 216085), (415, 172868), (460, 155957), (830, 86434), (1660, 43217), (1879, 38180), (1909, 37580), (3758, 19090), (3818, 18790), (7516, 9545), (7636, 9395)]