73821940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 159364800

約数和(自身を除く): 85542860

約数列:

[1, 2, 4, 5, 10, 20, 67, 89, 134, 178, 268, 335, 356, 445, 619, 670, 890, 1238, 1340, 1780, 2476, 3095, 5963, 6190, 11926, 12380, 23852, 29815, 41473, 55091, 59630, 82946, 110182, 119260, 165892, 207365, 220364, 275455, 414730, 550910, 829460, 1101820, 3691097, 7382194, 14764388, 18455485, 36910970, 73821940]

約数ペア:

[(1, 73821940), (2, 36910970), (4, 18455485), (5, 14764388), (10, 7382194), (20, 3691097), (67, 1101820), (89, 829460), (134, 550910), (178, 414730), (268, 275455), (335, 220364), (356, 207365), (445, 165892), (619, 119260), (670, 110182), (890, 82946), (1238, 59630), (1340, 55091), (1780, 41473), (2476, 29815), (3095, 23852), (5963, 12380), (6190, 11926)]