508700920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139753}}^1$

素因数の和:139784

約数の個数: 64

約数和(自身を含む): 1408720320

約数和(自身を除く): 900019400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 139753, 279506, 559012, 698765, 978271, 1118024, 1397530, 1816789, 1956542, 2795060, 3633578, 3913084, 4891355, 5590120, 7267156, 7826168, 9083945, 9782710, 12717523, 14534312, 18167890, 19565420, 25435046, 36335780, 39130840, 50870092, 63587615, 72671560, 101740184, 127175230, 254350460, 508700920]

約数ペア:

[(1, 508700920), (2, 254350460), (4, 127175230), (5, 101740184), (7, 72671560), (8, 63587615), (10, 50870092), (13, 39130840), (14, 36335780), (20, 25435046), (26, 19565420), (28, 18167890), (35, 14534312), (40, 12717523), (52, 9782710), (56, 9083945), (65, 7826168), (70, 7267156), (91, 5590120), (104, 4891355), (130, 3913084), (140, 3633578), (182, 2795060), (260, 1956542), (280, 1816789), (364, 1397530), (455, 1118024), (520, 978271), (728, 698765), (910, 559012), (1820, 279506), (3640, 139753)]