2018561240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{24509}}^1$

素因数の和:24620

約数の個数: 64

約数和(自身を含む): 4764744000

約数和(自身を除く): 2746182760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 116, 142, 145, 232, 284, 290, 355, 568, 580, 710, 1160, 1420, 2059, 2840, 4118, 8236, 10295, 16472, 20590, 24509, 41180, 49018, 82360, 98036, 122545, 196072, 245090, 490180, 710761, 980360, 1421522, 1740139, 2843044, 3480278, 3553805, 5686088, 6960556, 7107610, 8700695, 13921112, 14215220, 17401390, 28430440, 34802780, 50464031, 69605560, 100928062, 201856124, 252320155, 403712248, 504640310, 1009280620, 2018561240]

約数ペア:

[(1, 2018561240), (2, 1009280620), (4, 504640310), (5, 403712248), (8, 252320155), (10, 201856124), (20, 100928062), (29, 69605560), (40, 50464031), (58, 34802780), (71, 28430440), (116, 17401390), (142, 14215220), (145, 13921112), (232, 8700695), (284, 7107610), (290, 6960556), (355, 5686088), (568, 3553805), (580, 3480278), (710, 2843044), (1160, 1740139), (1420, 1421522), (2059, 980360), (2840, 710761), (4118, 490180), (8236, 245090), (10295, 196072), (16472, 122545), (20590, 98036), (24509, 82360), (41180, 49018)]