217045930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{307}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 419459040

約数和(自身を除く): 202413110

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 307, 610, 614, 1159, 1535, 2318, 3070, 3721, 5795, 5833, 7442, 11590, 11666, 18605, 18727, 29165, 37210, 37454, 58330, 70699, 93635, 141398, 187270, 353495, 355813, 706990, 711626, 1142347, 1779065, 2284694, 3558130, 5711735, 11423470, 21704593, 43409186, 108522965, 217045930]

約数ペア:

[(1, 217045930), (2, 108522965), (5, 43409186), (10, 21704593), (19, 11423470), (38, 5711735), (61, 3558130), (95, 2284694), (122, 1779065), (190, 1142347), (305, 711626), (307, 706990), (610, 355813), (614, 353495), (1159, 187270), (1535, 141398), (2318, 93635), (3070, 70699), (3721, 58330), (5795, 37454), (5833, 37210), (7442, 29165), (11590, 18727), (11666, 18605)]