203400340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71119}}^1$

素因数の和:71152

約数の個数: 48

約数和(自身を含む): 501822720

約数和(自身を除く): 298422380

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 71119, 142238, 284476, 355595, 711190, 782309, 924547, 1422380, 1564618, 1849094, 3129236, 3698188, 3911545, 4622735, 7823090, 9245470, 10170017, 15646180, 18490940, 20340034, 40680068, 50850085, 101700170, 203400340]

約数ペア:

[(1, 203400340), (2, 101700170), (4, 50850085), (5, 40680068), (10, 20340034), (11, 18490940), (13, 15646180), (20, 10170017), (22, 9245470), (26, 7823090), (44, 4622735), (52, 3911545), (55, 3698188), (65, 3129236), (110, 1849094), (130, 1564618), (143, 1422380), (220, 924547), (260, 782309), (286, 711190), (572, 355595), (715, 284476), (1430, 142238), (2860, 71119)]