1489741060

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{557}}^1\times {\mathrm{773}}^1$

素因数の和:1512

約数の個数: 48

約数和(自身を含む): 3156266736

約数和(自身を除く): 1666525676

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 557, 692, 773, 865, 1114, 1546, 1730, 2228, 2785, 3092, 3460, 3865, 5570, 7730, 11140, 15460, 96361, 133729, 192722, 267458, 385444, 430561, 481805, 534916, 668645, 861122, 963610, 1337290, 1722244, 1927220, 2152805, 2674580, 4305610, 8611220, 74487053, 148974106, 297948212, 372435265, 744870530, 1489741060]

約数ペア:

[(1, 1489741060), (2, 744870530), (4, 372435265), (5, 297948212), (10, 148974106), (20, 74487053), (173, 8611220), (346, 4305610), (557, 2674580), (692, 2152805), (773, 1927220), (865, 1722244), (1114, 1337290), (1546, 963610), (1730, 861122), (2228, 668645), (2785, 534916), (3092, 481805), (3460, 430561), (3865, 385444), (5570, 267458), (7730, 192722), (11140, 133729), (15460, 96361)]