2072910640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{80221}}^1$

素因数の和:80270

約数の個数: 80

約数和(自身を含む): 5371665120

約数和(自身を除く): 3298754480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 5168, 6460, 12920, 25840, 80221, 160442, 320884, 401105, 641768, 802210, 1283536, 1363757, 1524199, 1604420, 2727514, 3048398, 3208840, 5455028, 6096796, 6417680, 6818785, 7620995, 10910056, 12193592, 13637570, 15241990, 21820112, 24387184, 25911383, 27275140, 30483980, 51822766, 54550280, 60967960, 103645532, 109100560, 121935920, 129556915, 207291064, 259113830, 414582128, 518227660, 1036455320, 2072910640]

約数ペア:

[(1, 2072910640), (2, 1036455320), (4, 518227660), (5, 414582128), (8, 259113830), (10, 207291064), (16, 129556915), (17, 121935920), (19, 109100560), (20, 103645532), (34, 60967960), (38, 54550280), (40, 51822766), (68, 30483980), (76, 27275140), (80, 25911383), (85, 24387184), (95, 21820112), (136, 15241990), (152, 13637570), (170, 12193592), (190, 10910056), (272, 7620995), (304, 6818785), (323, 6417680), (340, 6096796), (380, 5455028), (646, 3208840), (680, 3048398), (760, 2727514), (1292, 1604420), (1360, 1524199), (1520, 1363757), (1615, 1283536), (2584, 802210), (3230, 641768), (5168, 401105), (6460, 320884), (12920, 160442), (25840, 80221)]