921251860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{29209}}^1$

素因数の和:29320

約数の個数: 48

約数和(自身を含む): 2061057600

約数和(自身を除く): 1139805740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 380, 415, 830, 1577, 1660, 3154, 6308, 7885, 15770, 29209, 31540, 58418, 116836, 146045, 292090, 554971, 584180, 1109942, 2219884, 2424347, 2774855, 4848694, 5549710, 9697388, 11099420, 12121735, 24243470, 46062593, 48486940, 92125186, 184250372, 230312965, 460625930, 921251860]

約数ペア:

[(1, 921251860), (2, 460625930), (4, 230312965), (5, 184250372), (10, 92125186), (19, 48486940), (20, 46062593), (38, 24243470), (76, 12121735), (83, 11099420), (95, 9697388), (166, 5549710), (190, 4848694), (332, 2774855), (380, 2424347), (415, 2219884), (830, 1109942), (1577, 584180), (1660, 554971), (3154, 292090), (6308, 146045), (7885, 116836), (15770, 58418), (29209, 31540)]