1900495890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{267299}}^1$

素因数の和:267391

約数の個数: 48

約数和(自身を含む): 5003856000

約数和(自身を除く): 3103360110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 395, 474, 711, 790, 1185, 1422, 2370, 3555, 7110, 267299, 534598, 801897, 1336495, 1603794, 2405691, 2672990, 4009485, 4811382, 8018970, 12028455, 21116621, 24056910, 42233242, 63349863, 105583105, 126699726, 190049589, 211166210, 316749315, 380099178, 633498630, 950247945, 1900495890]

約数ペア:

[(1, 1900495890), (2, 950247945), (3, 633498630), (5, 380099178), (6, 316749315), (9, 211166210), (10, 190049589), (15, 126699726), (18, 105583105), (30, 63349863), (45, 42233242), (79, 24056910), (90, 21116621), (158, 12028455), (237, 8018970), (395, 4811382), (474, 4009485), (711, 2672990), (790, 2405691), (1185, 1603794), (1422, 1336495), (2370, 801897), (3555, 534598), (7110, 267299)]