1888394420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{5443}}^1$

素因数の和:5565

約数の個数: 96

約数和(自身を含む): 4609543680

約数和(自身を除く): 2721149260

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 83, 95, 110, 166, 190, 209, 220, 332, 380, 415, 418, 830, 836, 913, 1045, 1577, 1660, 1826, 2090, 3154, 3652, 4180, 4565, 5443, 6308, 7885, 9130, 10886, 15770, 17347, 18260, 21772, 27215, 31540, 34694, 54430, 59873, 69388, 86735, 103417, 108860, 119746, 173470, 206834, 239492, 299365, 346940, 413668, 451769, 517085, 598730, 903538, 1034170, 1137587, 1197460, 1807076, 2068340, 2258845, 2275174, 4517690, 4550348, 4969459, 5687935, 8583611, 9035380, 9938918, 11375870, 17167222, 19877836, 22751740, 24847295, 34334444, 42918055, 49694590, 85836110, 94419721, 99389180, 171672220, 188839442, 377678884, 472098605, 944197210, 1888394420]

約数ペア:

[(1, 1888394420), (2, 944197210), (4, 472098605), (5, 377678884), (10, 188839442), (11, 171672220), (19, 99389180), (20, 94419721), (22, 85836110), (38, 49694590), (44, 42918055), (55, 34334444), (76, 24847295), (83, 22751740), (95, 19877836), (110, 17167222), (166, 11375870), (190, 9938918), (209, 9035380), (220, 8583611), (332, 5687935), (380, 4969459), (415, 4550348), (418, 4517690), (830, 2275174), (836, 2258845), (913, 2068340), (1045, 1807076), (1577, 1197460), (1660, 1137587), (1826, 1034170), (2090, 903538), (3154, 598730), (3652, 517085), (4180, 451769), (4565, 413668), (5443, 346940), (6308, 299365), (7885, 239492), (9130, 206834), (10886, 173470), (15770, 119746), (17347, 108860), (18260, 103417), (21772, 86735), (27215, 69388), (31540, 59873), (34694, 54430)]