1915991610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{3719}}^1$

素因数の和:5063

約数の個数: 64

約数和(自身を含む): 4957182720

約数和(自身を除く): 3041191110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1321, 2642, 3719, 3963, 6605, 7438, 7926, 11157, 13210, 17173, 18595, 19815, 22314, 34346, 37190, 39630, 48347, 51519, 55785, 85865, 96694, 103038, 111570, 145041, 171730, 241735, 257595, 290082, 483470, 515190, 725205, 1450410, 4912799, 9825598, 14738397, 24563995, 29476794, 49127990, 63866387, 73691985, 127732774, 147383970, 191599161, 319331935, 383198322, 638663870, 957995805, 1915991610]

約数ペア:

[(1, 1915991610), (2, 957995805), (3, 638663870), (5, 383198322), (6, 319331935), (10, 191599161), (13, 147383970), (15, 127732774), (26, 73691985), (30, 63866387), (39, 49127990), (65, 29476794), (78, 24563995), (130, 14738397), (195, 9825598), (390, 4912799), (1321, 1450410), (2642, 725205), (3719, 515190), (3963, 483470), (6605, 290082), (7438, 257595), (7926, 241735), (11157, 171730), (13210, 145041), (17173, 111570), (18595, 103038), (19815, 96694), (22314, 85865), (34346, 55785), (37190, 51519), (39630, 48347)]