39752960

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2389}}^1$

素因数の和:2423

約数の個数: 72

約数和(自身を含む): 102588360

約数和(自身を除く): 62835400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 2389, 3328, 4160, 4778, 8320, 9556, 11945, 16640, 19112, 23890, 31057, 38224, 47780, 62114, 76448, 95560, 124228, 152896, 155285, 191120, 248456, 305792, 310570, 382240, 496912, 611584, 621140, 764480, 993824, 1242280, 1528960, 1987648, 2484560, 3057920, 3975296, 4969120, 7950592, 9938240, 19876480, 39752960]

約数ペア:

[(1, 39752960), (2, 19876480), (4, 9938240), (5, 7950592), (8, 4969120), (10, 3975296), (13, 3057920), (16, 2484560), (20, 1987648), (26, 1528960), (32, 1242280), (40, 993824), (52, 764480), (64, 621140), (65, 611584), (80, 496912), (104, 382240), (128, 310570), (130, 305792), (160, 248456), (208, 191120), (256, 155285), (260, 152896), (320, 124228), (416, 95560), (520, 76448), (640, 62114), (832, 47780), (1040, 38224), (1280, 31057), (1664, 23890), (2080, 19112), (2389, 16640), (3328, 11945), (4160, 9556), (4778, 8320)]